6166261 has 2 divisors, whose sum is σ = 6166262. Its totient is φ = 6166260.

The previous prime is 6166249. The next prime is 6166271. The reversal of 6166261 is 1626616.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4223025 + 1943236 = 2055^2 + 1394^2 .

It is a cyclic number.

It is not a de Polignac number, because 6166261 - 2⁷ = 6166133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6166271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3083130 + 3083131.

It is an arithmetic number, because the mean of its divisors is an integer number (3083131).

Almost surely, 2^6166261 is an apocalyptic number.

It is an amenable number.

6166261 is a deficient number, since it is larger than the sum of its proper divisors (1).

6166261 is an equidigital number, since it uses as much as digits as its factorization.

6166261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2592, while the sum is 28.

The square root of 6166261 is about 2483.1957232566. The cubic root of 6166261 is about 183.3752143070.

The spelling of 6166261 in words is "six million, one hundred sixty-six thousand, two hundred sixty-one".